University of Illinois Urbana-Champaign

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Showing 4801–4830 of 5,162 items
Thumbnail for Assessment of Public Groundwater Supplies in Illinois
Assessment of Public Groundwater Supplies in Illinois
Visocky, Adrian P.; Wehrman, H. Allen; Kim, Keu W.; Ringler, Robert W.

Thumbnail for Illinois dairy digest. 9-20
Illinois dairy digest. 9-20
Submitter: Howard Ding

Thumbnail for Petroleum industry in Illinois, 1970. Part I. Oil and Gas Developments
Petroleum industry in Illinois, 1970. Part I. Oil and Gas Developments
Illinois State Geological Survey; Van Den Berg, Jacob; Lawry, Thomas F.